Cell phone holder "Magnet You can attach this cell phone holder by 2 different locking levels in different thickness vents. Level 1 to lock in thicker slots, level 2 to lock in narrower slots. - magnetic smartphone holder for the air vents - easy to use, can be operated with only one hand to put on or take off - pull out for different types of vehicles & 360 degree rotation - includes two metal pads for mounting